Year of reporting	Count
2000	3
2001	2
2002	10
2003	10
2004	1
2005	4
2007	5
2008	3
2009	16
2010	6
2011	7
2012	4
2013	2
2014	5
2015	9
2016	2
2017	8
2018	1
2019	3
2020	4
2021	3
2022	1
2023	2

Statistics by the author: Kompán Jaroslav